Home / 42,381.18-63,571.76-33,028.19

Finding the Fourth Proportional to 42,381.18, 63,571.76 and 33,028.19

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Solution

The fourth proportional to 42,381.18, 63,571.76 and 33,028.19 is: 49,542.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,381.18 : 63,571.76 = 33,028.19 : x
  2. Step 2: Convert to fraction form
    42,381.18/63,571.76 = 33,028.19/x
  3. Step 3: Cross multiply
    42,381.18x = 63,571.76 × 33,028.19
  4. Step 4: Simplify right side
    42,381.18x = 2,099,660,167.91
  5. Step 5: Solve for x
    x = 2,099,660,167.91/42,381.18
  6. Step 6: Final answer
    x = 49,542.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.